This category is for all things related to MS-DOS and compatible operating systems.
“Wikipedia article on IBM PC DOS PC DOS 1.0 - August 1981 - initial release with the first IBM-PC...IBM PC-DOS
“86-DOS was the basis for both MS-DOS and IBM PC-DOS. This Operating system-related article is a...86-DOS
“DOS Plus (also known as DOS+) is an operating system written by Digital Research, first released...DOS Plus
“FreeDOS is a free and open-source operating system for IBM PC-compatible computers. It is...FreeDOS
“Orignally released by Digital Research, Multiuser DOS was a multiple user operting system for...MultiUser DOS
“Terminate and Stay Resident (TSR) is a computer system call in DOS computer operating systems...Terminate and Stay Resident